CVE-2026-123290

Full vulnerability record from the local CVENow database.

Description

In JetBrains Datalore before 2026.4 hidden notebook code was exposed to unauthenticated users via the public interactive report content endpoint

Severity

MEDIUM

CVSS score

5.3 (v3.1)

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-11-06 11:17:07.583000

Last modified

2026-11-06 15:17:14.577000

View original CVE JSON

{
  "id": "CVE-2026-123290",
  "sourceIdentifier": "[email protected]",
  "published": "2026-11-06T11:17:07.583",
  "lastModified": "2026-11-06T15:17:14.577",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In JetBrains Datalore before 2026.4 hidden notebook code was exposed to unauthenticated users via the public interactive report content endpoint"
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "JetBrains",
          "product": "Datalore",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThan": "2026.4",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-11-06T14:01:59.378507Z",
          "id": "CVE-2026-123290",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-201"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.jetbrains.com/privacy-security/issues-fixed/",
      "source": "[email protected]"
    }
  ]
}